NPDES permit RI0023574 · Minor NON-POTW · administratively continued, expires 2024-09-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2024-09-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-06-30.
Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Solids, total suspended | DAILY MX | <= 30000 ug/L | all year |
| 001 | Arsenic, total [as As] | MO AVG | <= 76 ug/L | all year |
| 001 | Arsenic, total [as As] | DAILY MX | <= 4208 ug/L | all year |
| 001 | Iron, total [as Fe] | MO AVG | <= 12376 ug/L | all year |
| 001 | Iron, total [as Fe] | DAILY MX | report only | all year |
| 001 | 1,1-Dichloroethane | MO AVG | <= 5 ug/L | all year |
| 001 | 1,1-Dichloroethane | DAILY MX | <= 5 ug/L | all year |
| 001 | 1,1-Dichloroethylene | MO AVG | <= 3.2 ug/L | all year |
| 001 | 1,1-Dichloroethylene | DAILY MX | <= 3.2 ug/L | all year |
| 001 | Vinyl chloride | MO AVG | <= 1.92 ug/L | all year |
| 001 | Vinyl chloride | DAILY MX | <= 2 ug/L | all year |
| 001 | Trichloroethylene | MO AVG | <= 5 ug/L | all year |
| 001 | Trichloroethylene | DAILY MX | <= 5 ug/L | all year |
| 001 | cis-1,2-Dichloroethylene, total | MO AVG | <= 10 ug/L | all year |
| 001 | cis-1,2-Dichloroethylene, total | DAILY MX | <= 10 ug/L | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | <= 60 gal/min | all year |
| 001 | trans-1,2-Dichloroethylene | MO AVG | <= 5 ug/L | all year |
| 001 | trans-1,2-Dichloroethylene | DAILY MX | <= 5 ug/L | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states